diff options
Diffstat (limited to 'tests/unittests/config/test_cc_ntp.py')
-rw-r--r-- | tests/unittests/config/test_cc_ntp.py | 682 |
1 files changed, 392 insertions, 290 deletions
diff --git a/tests/unittests/config/test_cc_ntp.py b/tests/unittests/config/test_cc_ntp.py index 3426533a..7da82cee 100644 --- a/tests/unittests/config/test_cc_ntp.py +++ b/tests/unittests/config/test_cc_ntp.py @@ -5,14 +5,16 @@ import shutil from functools import partial from os.path import dirname -from cloudinit import (helpers, util) +from cloudinit import helpers, util from cloudinit.config import cc_ntp from tests.unittests.helpers import ( - CiTestCase, FilesystemMockingTestCase, mock, skipUnlessJsonSchema) - + CiTestCase, + FilesystemMockingTestCase, + mock, + skipUnlessJsonSchema, +) from tests.unittests.util import get_cloud - NTP_TEMPLATE = """\ ## template: jinja servers {{servers}} @@ -35,18 +37,18 @@ class TestNtp(FilesystemMockingTestCase): def setUp(self): super(TestNtp, self).setUp() self.new_root = self.tmp_dir() - self.add_patch('cloudinit.util.system_is_snappy', 'm_snappy') + self.add_patch("cloudinit.util.system_is_snappy", "m_snappy") self.m_snappy.return_value = False self.new_root = self.reRoot() self._get_cloud = partial( - get_cloud, - paths=helpers.Paths({'templates_dir': self.new_root}) + get_cloud, paths=helpers.Paths({"templates_dir": self.new_root}) ) def _get_template_path(self, template_name, distro, basepath=None): # ntp.conf.{distro} -> ntp.conf.debian.tmpl - template_fn = '{0}.tmpl'.format( - template_name.replace('{distro}', distro)) + template_fn = "{0}.tmpl".format( + template_name.replace("{distro}", distro) + ) if not basepath: basepath = self.new_root path = os.path.join(basepath, template_fn) @@ -55,25 +57,25 @@ class TestNtp(FilesystemMockingTestCase): def _generate_template(self, template=None): if not template: template = NTP_TEMPLATE - confpath = os.path.join(self.new_root, 'client.conf') - template_fn = os.path.join(self.new_root, 'client.conf.tmpl') + confpath = os.path.join(self.new_root, "client.conf") + template_fn = os.path.join(self.new_root, "client.conf.tmpl") util.write_file(template_fn, content=template) return (confpath, template_fn) def _mock_ntp_client_config(self, client=None, distro=None): if not client: - client = 'ntp' + client = "ntp" if not distro: - distro = 'ubuntu' + distro = "ubuntu" dcfg = cc_ntp.distro_ntp_client_configs(distro) - if client == 'systemd-timesyncd': + if client == "systemd-timesyncd": template = TIMESYNCD_TEMPLATE else: template = NTP_TEMPLATE (confpath, _template_fn) = self._generate_template(template=template) ntpconfig = copy.deepcopy(dcfg[client]) - ntpconfig['confpath'] = confpath - ntpconfig['template_name'] = os.path.basename(confpath) + ntpconfig["confpath"] = confpath + ntpconfig["template_name"] = os.path.basename(confpath) return ntpconfig @mock.patch("cloudinit.config.cc_ntp.subp") @@ -81,19 +83,21 @@ class TestNtp(FilesystemMockingTestCase): """ntp_install_client runs install_func when check_exe is absent.""" mock_subp.which.return_value = None # check_exe not found. install_func = mock.MagicMock() - cc_ntp.install_ntp_client(install_func, - packages=['ntpx'], check_exe='ntpdx') - mock_subp.which.assert_called_with('ntpdx') - install_func.assert_called_once_with(['ntpx']) + cc_ntp.install_ntp_client( + install_func, packages=["ntpx"], check_exe="ntpdx" + ) + mock_subp.which.assert_called_with("ntpdx") + install_func.assert_called_once_with(["ntpx"]) @mock.patch("cloudinit.config.cc_ntp.subp") def test_ntp_install_not_needed(self, mock_subp): """ntp_install_client doesn't install when check_exe is found.""" - client = 'chrony' + client = "chrony" mock_subp.which.return_value = [client] # check_exe found. install_func = mock.MagicMock() - cc_ntp.install_ntp_client(install_func, packages=[client], - check_exe=client) + cc_ntp.install_ntp_client( + install_func, packages=[client], check_exe=client + ) install_func.assert_not_called() @mock.patch("cloudinit.config.cc_ntp.subp") @@ -101,8 +105,9 @@ class TestNtp(FilesystemMockingTestCase): """ntp_install_client runs install_func with empty list""" mock_subp.which.return_value = None # check_exe not found install_func = mock.MagicMock() - cc_ntp.install_ntp_client(install_func, packages=[], - check_exe='timesyncd') + cc_ntp.install_ntp_client( + install_func, packages=[], check_exe="timesyncd" + ) install_func.assert_called_once_with([]) def test_ntp_rename_ntp_conf(self): @@ -124,18 +129,22 @@ class TestNtp(FilesystemMockingTestCase): def test_write_ntp_config_template_uses_ntp_conf_distro_no_servers(self): """write_ntp_config_template reads from $client.conf.distro.tmpl""" servers = [] - pools = ['10.0.0.1', '10.0.0.2'] + pools = ["10.0.0.1", "10.0.0.2"] (confpath, template_fn) = self._generate_template() - mock_path = 'cloudinit.config.cc_ntp.temp_utils._TMPDIR' + mock_path = "cloudinit.config.cc_ntp.temp_utils._TMPDIR" with mock.patch(mock_path, self.new_root): - cc_ntp.write_ntp_config_template('ubuntu', - servers=servers, pools=pools, - path=confpath, - template_fn=template_fn, - template=None) + cc_ntp.write_ntp_config_template( + "ubuntu", + servers=servers, + pools=pools, + path=confpath, + template_fn=template_fn, + template=None, + ) self.assertEqual( "servers []\npools ['10.0.0.1', '10.0.0.2']\n", - util.load_file(confpath)) + util.load_file(confpath), + ) def test_write_ntp_config_template_defaults_pools_w_empty_lists(self): """write_ntp_config_template defaults pools servers upon empty config. @@ -143,20 +152,23 @@ class TestNtp(FilesystemMockingTestCase): When both pools and servers are empty, default NR_POOL_SERVERS get configured. """ - distro = 'ubuntu' + distro = "ubuntu" pools = cc_ntp.generate_server_names(distro) servers = [] (confpath, template_fn) = self._generate_template() - mock_path = 'cloudinit.config.cc_ntp.temp_utils._TMPDIR' + mock_path = "cloudinit.config.cc_ntp.temp_utils._TMPDIR" with mock.patch(mock_path, self.new_root): - cc_ntp.write_ntp_config_template(distro, - servers=servers, pools=pools, - path=confpath, - template_fn=template_fn, - template=None) + cc_ntp.write_ntp_config_template( + distro, + servers=servers, + pools=pools, + path=confpath, + template_fn=template_fn, + template=None, + ) self.assertEqual( - "servers []\npools {0}\n".format(pools), - util.load_file(confpath)) + "servers []\npools {0}\n".format(pools), util.load_file(confpath) + ) def test_defaults_pools_empty_lists_sles(self): """write_ntp_config_template defaults opensuse pools upon empty config. @@ -164,39 +176,50 @@ class TestNtp(FilesystemMockingTestCase): When both pools and servers are empty, default NR_POOL_SERVERS get configured. """ - distro = 'sles' + distro = "sles" default_pools = cc_ntp.generate_server_names(distro) (confpath, template_fn) = self._generate_template() - cc_ntp.write_ntp_config_template(distro, - servers=[], pools=[], - path=confpath, - template_fn=template_fn, - template=None) + cc_ntp.write_ntp_config_template( + distro, + servers=[], + pools=[], + path=confpath, + template_fn=template_fn, + template=None, + ) for pool in default_pools: - self.assertIn('opensuse', pool) + self.assertIn("opensuse", pool) self.assertEqual( "servers []\npools {0}\n".format(default_pools), - util.load_file(confpath)) + util.load_file(confpath), + ) self.assertIn( "Adding distro default ntp pool servers: {0}".format( - ",".join(default_pools)), - self.logs.getvalue()) + ",".join(default_pools) + ), + self.logs.getvalue(), + ) def test_timesyncd_template(self): """Test timesycnd template is correct""" - pools = ['0.mycompany.pool.ntp.org', '3.mycompany.pool.ntp.org'] - servers = ['192.168.23.3', '192.168.23.4'] + pools = ["0.mycompany.pool.ntp.org", "3.mycompany.pool.ntp.org"] + servers = ["192.168.23.3", "192.168.23.4"] (confpath, template_fn) = self._generate_template( - template=TIMESYNCD_TEMPLATE) - cc_ntp.write_ntp_config_template('ubuntu', - servers=servers, pools=pools, - path=confpath, - template_fn=template_fn, - template=None) + template=TIMESYNCD_TEMPLATE + ) + cc_ntp.write_ntp_config_template( + "ubuntu", + servers=servers, + pools=pools, + path=confpath, + template_fn=template_fn, + template=None, + ) self.assertEqual( "[Time]\nNTP=%s %s \n" % (" ".join(servers), " ".join(pools)), - util.load_file(confpath)) + util.load_file(confpath), + ) def test_distro_ntp_client_configs(self): """Test we have updated ntp client configs on different distros""" @@ -213,55 +236,62 @@ class TestNtp(FilesystemMockingTestCase): result = cc_ntp.distro_ntp_client_configs(distro) for client in delta[distro].keys(): for key in delta[distro][client].keys(): - self.assertEqual(delta[distro][client][key], - result[client][key]) + self.assertEqual( + delta[distro][client][key], result[client][key] + ) def _get_expected_pools(self, pools, distro, client): - if client in ['ntp', 'chrony']: - if client == 'ntp' and distro == 'alpine': + if client in ["ntp", "chrony"]: + if client == "ntp" and distro == "alpine": # NTP for Alpine Linux is Busybox's ntp which does not # support 'pool' lines in its configuration file. expected_pools = [] else: expected_pools = [ - 'pool {0} iburst'.format(pool) for pool in pools] - elif client == 'systemd-timesyncd': + "pool {0} iburst".format(pool) for pool in pools + ] + elif client == "systemd-timesyncd": expected_pools = " ".join(pools) return expected_pools def _get_expected_servers(self, servers, distro, client): - if client in ['ntp', 'chrony']: - if client == 'ntp' and distro == 'alpine': + if client in ["ntp", "chrony"]: + if client == "ntp" and distro == "alpine": # NTP for Alpine Linux is Busybox's ntp which only supports # 'server' lines without iburst option. expected_servers = [ - 'server {0}'.format(srv) for srv in servers] + "server {0}".format(srv) for srv in servers + ] else: expected_servers = [ - 'server {0} iburst'.format(srv) for srv in servers] - elif client == 'systemd-timesyncd': + "server {0} iburst".format(srv) for srv in servers + ] + elif client == "systemd-timesyncd": expected_servers = " ".join(servers) return expected_servers def test_ntp_handler_real_distro_ntp_templates(self): """Test ntp handler renders the shipped distro ntp client templates.""" - pools = ['0.mycompany.pool.ntp.org', '3.mycompany.pool.ntp.org'] - servers = ['192.168.23.3', '192.168.23.4'] - for client in ['ntp', 'systemd-timesyncd', 'chrony']: + pools = ["0.mycompany.pool.ntp.org", "3.mycompany.pool.ntp.org"] + servers = ["192.168.23.3", "192.168.23.4"] + for client in ["ntp", "systemd-timesyncd", "chrony"]: for distro in cc_ntp.distros: distro_cfg = cc_ntp.distro_ntp_client_configs(distro) ntpclient = distro_cfg[client] - confpath = ( - os.path.join(self.new_root, ntpclient.get('confpath')[1:])) - template = ntpclient.get('template_name') + confpath = os.path.join( + self.new_root, ntpclient.get("confpath")[1:] + ) + template = ntpclient.get("template_name") # find sourcetree template file root_dir = ( - dirname(dirname(os.path.realpath(util.__file__))) + - '/templates') - source_fn = self._get_template_path(template, distro, - basepath=root_dir) + dirname(dirname(os.path.realpath(util.__file__))) + + "/templates" + ) + source_fn = self._get_template_path( + template, distro, basepath=root_dir + ) template_fn = self._get_template_path(template, distro) # don't fail if cloud-init doesn't have a template for # a distro,client pair @@ -269,64 +299,77 @@ class TestNtp(FilesystemMockingTestCase): continue # Create a copy in our tmp_dir shutil.copy(source_fn, template_fn) - cc_ntp.write_ntp_config_template(distro, servers=servers, - pools=pools, path=confpath, - template_fn=template_fn) + cc_ntp.write_ntp_config_template( + distro, + servers=servers, + pools=pools, + path=confpath, + template_fn=template_fn, + ) content = util.load_file(confpath) - if client in ['ntp', 'chrony']: + if client in ["ntp", "chrony"]: content_lines = content.splitlines() - expected_servers = self._get_expected_servers(servers, - distro, - client) - print('distro=%s client=%s' % (distro, client)) + expected_servers = self._get_expected_servers( + servers, distro, client + ) + print("distro=%s client=%s" % (distro, client)) for sline in expected_servers: - self.assertIn(sline, content_lines, - ('failed to render {0} conf' - ' for distro:{1}'.format(client, - distro))) - expected_pools = self._get_expected_pools(pools, distro, - client) + self.assertIn( + sline, + content_lines, + "failed to render {0} conf for distro:{1}".format( + client, distro + ), + ) + expected_pools = self._get_expected_pools( + pools, distro, client + ) if expected_pools != []: for pline in expected_pools: - self.assertIn(pline, content_lines, - ('failed to render {0} conf' - ' for distro:{1}'.format(client, - distro))) - elif client == 'systemd-timesyncd': - expected_servers = self._get_expected_servers(servers, - distro, - client) - expected_pools = self._get_expected_pools(pools, - distro, - client) + self.assertIn( + pline, + content_lines, + "failed to render {0} conf" + " for distro:{1}".format(client, distro), + ) + elif client == "systemd-timesyncd": + expected_servers = self._get_expected_servers( + servers, distro, client + ) + expected_pools = self._get_expected_pools( + pools, distro, client + ) expected_content = ( - "# cloud-init generated file\n" + - "# See timesyncd.conf(5) for details.\n\n" + - "[Time]\nNTP=%s %s \n" % (expected_servers, - expected_pools)) + "# cloud-init generated file\n" + + "# See timesyncd.conf(5) for details.\n\n" + + "[Time]\nNTP=%s %s \n" + % (expected_servers, expected_pools) + ) self.assertEqual(expected_content, content) def test_no_ntpcfg_does_nothing(self): """When no ntp section is defined handler logs a warning and noops.""" - cc_ntp.handle('cc_ntp', {}, None, None, []) + cc_ntp.handle("cc_ntp", {}, None, None, []) self.assertEqual( - 'DEBUG: Skipping module named cc_ntp, ' - 'not present or disabled by cfg\n', - self.logs.getvalue()) + "DEBUG: Skipping module named cc_ntp, " + "not present or disabled by cfg\n", + self.logs.getvalue(), + ) - @mock.patch('cloudinit.config.cc_ntp.select_ntp_client') - def test_ntp_handler_schema_validation_allows_empty_ntp_config(self, - m_select): + @mock.patch("cloudinit.config.cc_ntp.select_ntp_client") + def test_ntp_handler_schema_validation_allows_empty_ntp_config( + self, m_select + ): """Ntp schema validation allows for an empty ntp: configuration.""" - valid_empty_configs = [{'ntp': {}}, {'ntp': None}] + valid_empty_configs = [{"ntp": {}}, {"ntp": None}] for valid_empty_config in valid_empty_configs: for distro in cc_ntp.distros: mycloud = self._get_cloud(distro) ntpconfig = self._mock_ntp_client_config(distro=distro) - confpath = ntpconfig['confpath'] + confpath = ntpconfig["confpath"] m_select.return_value = ntpconfig - cc_ntp.handle('cc_ntp', valid_empty_config, mycloud, None, []) - if distro == 'alpine': + cc_ntp.handle("cc_ntp", valid_empty_config, mycloud, None, []) + if distro == "alpine": # _mock_ntp_client_config call above did not specify a # client value and so it defaults to "ntp" which on # Alpine Linux only supports servers and not pools. @@ -334,217 +377,240 @@ class TestNtp(FilesystemMockingTestCase): servers = cc_ntp.generate_server_names(mycloud.distro.name) self.assertEqual( "servers {0}\npools []\n".format(servers), - util.load_file(confpath)) + util.load_file(confpath), + ) else: pools = cc_ntp.generate_server_names(mycloud.distro.name) self.assertEqual( "servers []\npools {0}\n".format(pools), - util.load_file(confpath)) - self.assertNotIn('Invalid config:', self.logs.getvalue()) + util.load_file(confpath), + ) + self.assertNotIn("Invalid config:", self.logs.getvalue()) @skipUnlessJsonSchema() - @mock.patch('cloudinit.config.cc_ntp.select_ntp_client') - def test_ntp_handler_schema_validation_warns_non_string_item_type(self, - m_sel): + @mock.patch("cloudinit.config.cc_ntp.select_ntp_client") + def test_ntp_handler_schema_validation_warns_non_string_item_type( + self, m_sel + ): """Ntp schema validation warns of non-strings in pools or servers. Schema validation is not strict, so ntp config is still be rendered. """ - invalid_config = {'ntp': {'pools': [123], 'servers': ['valid', None]}} + invalid_config = {"ntp": {"pools": [123], "servers": ["valid", None]}} for distro in cc_ntp.distros: mycloud = self._get_cloud(distro) ntpconfig = self._mock_ntp_client_config(distro=distro) - confpath = ntpconfig['confpath'] + confpath = ntpconfig["confpath"] m_sel.return_value = ntpconfig - cc_ntp.handle('cc_ntp', invalid_config, mycloud, None, []) + cc_ntp.handle("cc_ntp", invalid_config, mycloud, None, []) self.assertIn( "Invalid config:\nntp.pools.0: 123 is not of type 'string'\n" "ntp.servers.1: None is not of type 'string'", - self.logs.getvalue()) - self.assertEqual("servers ['valid', None]\npools [123]\n", - util.load_file(confpath)) + self.logs.getvalue(), + ) + self.assertEqual( + "servers ['valid', None]\npools [123]\n", + util.load_file(confpath), + ) @skipUnlessJsonSchema() - @mock.patch('cloudinit.config.cc_ntp.select_ntp_client') - def test_ntp_handler_schema_validation_warns_of_non_array_type(self, - m_select): + @mock.patch("cloudinit.config.cc_ntp.select_ntp_client") + def test_ntp_handler_schema_validation_warns_of_non_array_type( + self, m_select + ): """Ntp schema validation warns of non-array pools or servers types. Schema validation is not strict, so ntp config is still be rendered. """ - invalid_config = {'ntp': {'pools': 123, 'servers': 'non-array'}} + invalid_config = {"ntp": {"pools": 123, "servers": "non-array"}} for distro in cc_ntp.distros: mycloud = self._get_cloud(distro) ntpconfig = self._mock_ntp_client_config(distro=distro) - confpath = ntpconfig['confpath'] + confpath = ntpconfig["confpath"] m_select.return_value = ntpconfig - cc_ntp.handle('cc_ntp', invalid_config, mycloud, None, []) + cc_ntp.handle("cc_ntp", invalid_config, mycloud, None, []) self.assertIn( "Invalid config:\nntp.pools: 123 is not of type 'array'\n" "ntp.servers: 'non-array' is not of type 'array'", - self.logs.getvalue()) - self.assertEqual("servers non-array\npools 123\n", - util.load_file(confpath)) + self.logs.getvalue(), + ) + self.assertEqual( + "servers non-array\npools 123\n", util.load_file(confpath) + ) @skipUnlessJsonSchema() - @mock.patch('cloudinit.config.cc_ntp.select_ntp_client') - def test_ntp_handler_schema_validation_warns_invalid_key_present(self, - m_select): + @mock.patch("cloudinit.config.cc_ntp.select_ntp_client") + def test_ntp_handler_schema_validation_warns_invalid_key_present( + self, m_select + ): """Ntp schema validation warns of invalid keys present in ntp config. Schema validation is not strict, so ntp config is still be rendered. """ invalid_config = { - 'ntp': {'invalidkey': 1, 'pools': ['0.mycompany.pool.ntp.org']}} + "ntp": {"invalidkey": 1, "pools": ["0.mycompany.pool.ntp.org"]} + } for distro in cc_ntp.distros: - if distro != 'alpine': + if distro != "alpine": mycloud = self._get_cloud(distro) ntpconfig = self._mock_ntp_client_config(distro=distro) - confpath = ntpconfig['confpath'] + confpath = ntpconfig["confpath"] m_select.return_value = ntpconfig - cc_ntp.handle('cc_ntp', invalid_config, mycloud, None, []) + cc_ntp.handle("cc_ntp", invalid_config, mycloud, None, []) self.assertIn( "Invalid config:\nntp: Additional properties are not " "allowed ('invalidkey' was unexpected)", - self.logs.getvalue()) + self.logs.getvalue(), + ) self.assertEqual( "servers []\npools ['0.mycompany.pool.ntp.org']\n", - util.load_file(confpath)) + util.load_file(confpath), + ) @skipUnlessJsonSchema() - @mock.patch('cloudinit.config.cc_ntp.select_ntp_client') + @mock.patch("cloudinit.config.cc_ntp.select_ntp_client") def test_ntp_handler_schema_validation_warns_of_duplicates(self, m_select): """Ntp schema validation warns of duplicates in servers or pools. Schema validation is not strict, so ntp config is still be rendered. """ invalid_config = { - 'ntp': {'pools': ['0.mypool.org', '0.mypool.org'], - 'servers': ['10.0.0.1', '10.0.0.1']}} + "ntp": { + "pools": ["0.mypool.org", "0.mypool.org"], + "servers": ["10.0.0.1", "10.0.0.1"], + } + } for distro in cc_ntp.distros: mycloud = self._get_cloud(distro) ntpconfig = self._mock_ntp_client_config(distro=distro) - confpath = ntpconfig['confpath'] + confpath = ntpconfig["confpath"] m_select.return_value = ntpconfig - cc_ntp.handle('cc_ntp', invalid_config, mycloud, None, []) + cc_ntp.handle("cc_ntp", invalid_config, mycloud, None, []) self.assertIn( "Invalid config:\nntp.pools: ['0.mypool.org', '0.mypool.org']" " has non-unique elements\nntp.servers: " "['10.0.0.1', '10.0.0.1'] has non-unique elements", - self.logs.getvalue()) + self.logs.getvalue(), + ) self.assertEqual( "servers ['10.0.0.1', '10.0.0.1']\n" "pools ['0.mypool.org', '0.mypool.org']\n", - util.load_file(confpath)) + util.load_file(confpath), + ) - @mock.patch('cloudinit.config.cc_ntp.select_ntp_client') + @mock.patch("cloudinit.config.cc_ntp.select_ntp_client") def test_ntp_handler_timesyncd(self, m_select): """Test ntp handler configures timesyncd""" - servers = ['192.168.2.1', '192.168.2.2'] - pools = ['0.mypool.org'] - cfg = {'ntp': {'servers': servers, 'pools': pools}} - client = 'systemd-timesyncd' + servers = ["192.168.2.1", "192.168.2.2"] + pools = ["0.mypool.org"] + cfg = {"ntp": {"servers": servers, "pools": pools}} + client = "systemd-timesyncd" for distro in cc_ntp.distros: mycloud = self._get_cloud(distro) - ntpconfig = self._mock_ntp_client_config(distro=distro, - client=client) - confpath = ntpconfig['confpath'] + ntpconfig = self._mock_ntp_client_config( + distro=distro, client=client + ) + confpath = ntpconfig["confpath"] m_select.return_value = ntpconfig - cc_ntp.handle('cc_ntp', cfg, mycloud, None, []) + cc_ntp.handle("cc_ntp", cfg, mycloud, None, []) self.assertEqual( "[Time]\nNTP=192.168.2.1 192.168.2.2 0.mypool.org \n", - util.load_file(confpath)) + util.load_file(confpath), + ) - @mock.patch('cloudinit.config.cc_ntp.select_ntp_client') + @mock.patch("cloudinit.config.cc_ntp.select_ntp_client") def test_ntp_handler_enabled_false(self, m_select): - """Test ntp handler does not run if enabled: false """ - cfg = {'ntp': {'enabled': False}} + """Test ntp handler does not run if enabled: false""" + cfg = {"ntp": {"enabled": False}} for distro in cc_ntp.distros: mycloud = self._get_cloud(distro) - cc_ntp.handle('notimportant', cfg, mycloud, None, None) + cc_ntp.handle("notimportant", cfg, mycloud, None, None) self.assertEqual(0, m_select.call_count) @mock.patch("cloudinit.distros.subp") @mock.patch("cloudinit.config.cc_ntp.subp") - @mock.patch('cloudinit.config.cc_ntp.select_ntp_client') + @mock.patch("cloudinit.config.cc_ntp.select_ntp_client") @mock.patch("cloudinit.distros.Distro.uses_systemd") def test_ntp_the_whole_package(self, m_sysd, m_select, m_subp, m_dsubp): - """Test enabled config renders template, and restarts service """ - cfg = {'ntp': {'enabled': True}} + """Test enabled config renders template, and restarts service""" + cfg = {"ntp": {"enabled": True}} for distro in cc_ntp.distros: mycloud = self._get_cloud(distro) ntpconfig = self._mock_ntp_client_config(distro=distro) - confpath = ntpconfig['confpath'] - service_name = ntpconfig['service_name'] + confpath = ntpconfig["confpath"] + service_name = ntpconfig["service_name"] m_select.return_value = ntpconfig hosts = cc_ntp.generate_server_names(mycloud.distro.name) uses_systemd = True - expected_service_call = ['systemctl', 'reload-or-restart', - service_name] + expected_service_call = [ + "systemctl", + "reload-or-restart", + service_name, + ] expected_content = "servers []\npools {0}\n".format(hosts) - if distro == 'alpine': + if distro == "alpine": uses_systemd = False - expected_service_call = ['rc-service', service_name, 'restart'] + expected_service_call = ["rc-service", service_name, "restart"] # _mock_ntp_client_config call above did not specify a client # value and so it defaults to "ntp" which on Alpine Linux only # supports servers and not pools. expected_content = "servers {0}\npools []\n".format(hosts) m_sysd.return_value = uses_systemd - with mock.patch('cloudinit.config.cc_ntp.util') as m_util: + with mock.patch("cloudinit.config.cc_ntp.util") as m_util: # allow use of util.mergemanydict m_util.mergemanydict.side_effect = util.mergemanydict # default client is present m_subp.which.return_value = True # use the config 'enabled' value m_util.is_false.return_value = util.is_false( - cfg['ntp']['enabled']) - cc_ntp.handle('notimportant', cfg, mycloud, None, None) + cfg["ntp"]["enabled"] + ) + cc_ntp.handle("notimportant", cfg, mycloud, None, None) m_dsubp.subp.assert_called_with( - expected_service_call, capture=True) + expected_service_call, capture=True + ) self.assertEqual(expected_content, util.load_file(confpath)) - @mock.patch('cloudinit.util.system_info') + @mock.patch("cloudinit.util.system_info") def test_opensuse_picks_chrony(self, m_sysinfo): """Test opensuse picks chrony or ntp on certain distro versions""" # < 15.0 => ntp - m_sysinfo.return_value = { - 'dist': ('openSUSE', '13.2', 'Harlequin') - } - mycloud = self._get_cloud('opensuse') + m_sysinfo.return_value = {"dist": ("openSUSE", "13.2", "Harlequin")} + mycloud = self._get_cloud("opensuse") expected_client = mycloud.distro.preferred_ntp_clients[0] - self.assertEqual('ntp', expected_client) + self.assertEqual("ntp", expected_client) # >= 15.0 and not openSUSE => chrony m_sysinfo.return_value = { - 'dist': ('SLES', '15.0', 'SUSE Linux Enterprise Server 15') + "dist": ("SLES", "15.0", "SUSE Linux Enterprise Server 15") } - mycloud = self._get_cloud('sles') + mycloud = self._get_cloud("sles") expected_client = mycloud.distro.preferred_ntp_clients[0] - self.assertEqual('chrony', expected_client) + self.assertEqual("chrony", expected_client) # >= 15.0 and openSUSE and ver != 42 => chrony m_sysinfo.return_value = { - 'dist': ('openSUSE Tumbleweed', '20180326', 'timbleweed') + "dist": ("openSUSE Tumbleweed", "20180326", "timbleweed") } - mycloud = self._get_cloud('opensuse') + mycloud = self._get_cloud("opensuse") expected_client = mycloud.distro.preferred_ntp_clients[0] - self.assertEqual('chrony', expected_client) + self.assertEqual("chrony", expected_client) - @mock.patch('cloudinit.util.system_info') + @mock.patch("cloudinit.util.system_info") def test_ubuntu_xenial_picks_ntp(self, m_sysinfo): """Test Ubuntu picks ntp on xenial release""" - m_sysinfo.return_value = {'dist': ('Ubuntu', '16.04', 'xenial')} - mycloud = self._get_cloud('ubuntu') + m_sysinfo.return_value = {"dist": ("Ubuntu", "16.04", "xenial")} + mycloud = self._get_cloud("ubuntu") expected_client = mycloud.distro.preferred_ntp_clients[0] - self.assertEqual('ntp', expected_client) + self.assertEqual("ntp", expected_client) - @mock.patch('cloudinit.config.cc_ntp.subp.which') + @mock.patch("cloudinit.config.cc_ntp.subp.which") def test_snappy_system_picks_timesyncd(self, m_which): """Test snappy systems prefer installed clients""" @@ -552,26 +618,27 @@ class TestNtp(FilesystemMockingTestCase): self.m_snappy.return_value = True # ubuntu core systems will have timesyncd installed - m_which.side_effect = iter([None, '/lib/systemd/systemd-timesyncd', - None, None, None]) - distro = 'ubuntu' + m_which.side_effect = iter( + [None, "/lib/systemd/systemd-timesyncd", None, None, None] + ) + distro = "ubuntu" mycloud = self._get_cloud(distro) distro_configs = cc_ntp.distro_ntp_client_configs(distro) - expected_client = 'systemd-timesyncd' + expected_client = "systemd-timesyncd" expected_cfg = distro_configs[expected_client] expected_calls = [] # we only get to timesyncd for client in mycloud.distro.preferred_ntp_clients[0:2]: cfg = distro_configs[client] - expected_calls.append(mock.call(cfg['check_exe'])) + expected_calls.append(mock.call(cfg["check_exe"])) result = cc_ntp.select_ntp_client(None, mycloud.distro) m_which.assert_has_calls(expected_calls) self.assertEqual(sorted(expected_cfg), sorted(cfg)) self.assertEqual(sorted(expected_cfg), sorted(result)) - @mock.patch('cloudinit.config.cc_ntp.subp.which') + @mock.patch("cloudinit.config.cc_ntp.subp.which") def test_ntp_distro_searches_all_preferred_clients(self, m_which): - """Test select_ntp_client search all distro perferred clients """ + """Test select_ntp_client search all distro perferred clients""" # nothing is installed m_which.return_value = None for distro in cc_ntp.distros: @@ -582,12 +649,12 @@ class TestNtp(FilesystemMockingTestCase): expected_calls = [] for client in mycloud.distro.preferred_ntp_clients: cfg = distro_configs[client] - expected_calls.append(mock.call(cfg['check_exe'])) + expected_calls.append(mock.call(cfg["check_exe"])) cc_ntp.select_ntp_client({}, mycloud.distro) m_which.assert_has_calls(expected_calls) self.assertEqual(sorted(expected_cfg), sorted(cfg)) - @mock.patch('cloudinit.config.cc_ntp.subp.which') + @mock.patch("cloudinit.config.cc_ntp.subp.which") def test_user_cfg_ntp_client_auto_uses_distro_clients(self, m_which): """Test user_cfg.ntp_client='auto' defaults to distro search""" # nothing is installed @@ -600,34 +667,36 @@ class TestNtp(FilesystemMockingTestCase): expected_calls = [] for client in mycloud.distro.preferred_ntp_clients: cfg = distro_configs[client] - expected_calls.append(mock.call(cfg['check_exe'])) - cc_ntp.select_ntp_client('auto', mycloud.distro) + expected_calls.append(mock.call(cfg["check_exe"])) + cc_ntp.select_ntp_client("auto", mycloud.distro) m_which.assert_has_calls(expected_calls) self.assertEqual(sorted(expected_cfg), sorted(cfg)) - @mock.patch('cloudinit.config.cc_ntp.write_ntp_config_template') - @mock.patch('cloudinit.cloud.Cloud.get_template_filename') - @mock.patch('cloudinit.config.cc_ntp.subp.which') - def test_ntp_custom_client_overrides_installed_clients(self, m_which, - m_tmpfn, m_write): - """Test user client is installed despite other clients present """ - client = 'ntpdate' - cfg = {'ntp': {'ntp_client': client}} + @mock.patch("cloudinit.config.cc_ntp.write_ntp_config_template") + @mock.patch("cloudinit.cloud.Cloud.get_template_filename") + @mock.patch("cloudinit.config.cc_ntp.subp.which") + def test_ntp_custom_client_overrides_installed_clients( + self, m_which, m_tmpfn, m_write + ): + """Test user client is installed despite other clients present""" + client = "ntpdate" + cfg = {"ntp": {"ntp_client": client}} for distro in cc_ntp.distros: # client is not installed m_which.side_effect = iter([None]) mycloud = self._get_cloud(distro) - with mock.patch.object(mycloud.distro, - 'install_packages') as m_install: - cc_ntp.handle('notimportant', cfg, mycloud, None, None) + with mock.patch.object( + mycloud.distro, "install_packages" + ) as m_install: + cc_ntp.handle("notimportant", cfg, mycloud, None, None) m_install.assert_called_with([client]) m_which.assert_called_with(client) - @mock.patch('cloudinit.config.cc_ntp.subp.which') + @mock.patch("cloudinit.config.cc_ntp.subp.which") def test_ntp_system_config_overrides_distro_builtin_clients(self, m_which): """Test distro system_config overrides builtin preferred ntp clients""" - system_client = 'chrony' - sys_cfg = {'ntp_client': system_client} + system_client = "chrony" + sys_cfg = {"ntp_client": system_client} # no clients installed m_which.return_value = None for distro in cc_ntp.distros: @@ -638,12 +707,12 @@ class TestNtp(FilesystemMockingTestCase): self.assertEqual(sorted(expected_cfg), sorted(result)) m_which.assert_has_calls([]) - @mock.patch('cloudinit.config.cc_ntp.subp.which') + @mock.patch("cloudinit.config.cc_ntp.subp.which") def test_ntp_user_config_overrides_system_cfg(self, m_which): """Test user-data overrides system_config ntp_client""" - system_client = 'chrony' - sys_cfg = {'ntp_client': system_client} - user_client = 'systemd-timesyncd' + system_client = "chrony" + sys_cfg = {"ntp_client": system_client} + user_client = "systemd-timesyncd" # no clients installed m_which.return_value = None for distro in cc_ntp.distros: @@ -654,112 +723,145 @@ class TestNtp(FilesystemMockingTestCase): self.assertEqual(sorted(expected_cfg), sorted(result)) m_which.assert_has_calls([]) - @mock.patch('cloudinit.config.cc_ntp.install_ntp_client') + @mock.patch("cloudinit.config.cc_ntp.install_ntp_client") def test_ntp_user_provided_config_with_template(self, m_install): - custom = r'\n#MyCustomTemplate' + custom = r"\n#MyCustomTemplate" user_template = NTP_TEMPLATE + custom - confpath = os.path.join(self.new_root, 'etc/myntp/myntp.conf') + confpath = os.path.join(self.new_root, "etc/myntp/myntp.conf") cfg = { - 'ntp': { - 'pools': ['mypool.org'], - 'ntp_client': 'myntpd', - 'config': { - 'check_exe': 'myntpd', - 'confpath': confpath, - 'packages': ['myntp'], - 'service_name': 'myntp', - 'template': user_template, - } + "ntp": { + "pools": ["mypool.org"], + "ntp_client": "myntpd", + "config": { + "check_exe": "myntpd", + "confpath": confpath, + "packages": ["myntp"], + "service_name": "myntp", + "template": user_template, + }, } } for distro in cc_ntp.distros: mycloud = self._get_cloud(distro) - mock_path = 'cloudinit.config.cc_ntp.temp_utils._TMPDIR' + mock_path = "cloudinit.config.cc_ntp.temp_utils._TMPDIR" with mock.patch(mock_path, self.new_root): - cc_ntp.handle('notimportant', cfg, mycloud, None, None) + cc_ntp.handle("notimportant", cfg, mycloud, None, None) self.assertEqual( "servers []\npools ['mypool.org']\n%s" % custom, - util.load_file(confpath)) - - @mock.patch('cloudinit.config.cc_ntp.supplemental_schema_validation') - @mock.patch('cloudinit.config.cc_ntp.install_ntp_client') - @mock.patch('cloudinit.config.cc_ntp.select_ntp_client') - def test_ntp_user_provided_config_template_only(self, m_select, m_install, - m_schema): + util.load_file(confpath), + ) + + @mock.patch("cloudinit.config.cc_ntp.supplemental_schema_validation") + @mock.patch("cloudinit.config.cc_ntp.install_ntp_client") + @mock.patch("cloudinit.config.cc_ntp.select_ntp_client") + def test_ntp_user_provided_config_template_only( + self, m_select, m_install, m_schema + ): """Test custom template for default client""" - custom = r'\n#MyCustomTemplate' + custom = r"\n#MyCustomTemplate" user_template = NTP_TEMPLATE + custom - client = 'chrony' + client = "chrony" cfg = { - 'pools': ['mypool.org'], - 'ntp_client': client, - 'config': { - 'template': user_template, - } + "pools": ["mypool.org"], + "ntp_client": client, + "config": { + "template": user_template, + }, } expected_merged_cfg = { - 'check_exe': 'chronyd', - 'confpath': '{tmpdir}/client.conf'.format(tmpdir=self.new_root), - 'template_name': 'client.conf', 'template': user_template, - 'service_name': 'chrony', 'packages': ['chrony']} + "check_exe": "chronyd", + "confpath": "{tmpdir}/client.conf".format(tmpdir=self.new_root), + "template_name": "client.conf", + "template": user_template, + "service_name": "chrony", + "packages": ["chrony"], + } for distro in cc_ntp.distros: mycloud = self._get_cloud(distro) - ntpconfig = self._mock_ntp_client_config(client=client, - distro=distro) - confpath = ntpconfig['confpath'] + ntpconfig = self._mock_ntp_client_config( + client=client, distro=distro + ) + confpath = ntpconfig["confpath"] m_select.return_value = ntpconfig - mock_path = 'cloudinit.config.cc_ntp.temp_utils._TMPDIR' + mock_path = "cloudinit.config.cc_ntp.temp_utils._TMPDIR" with mock.patch(mock_path, self.new_root): - cc_ntp.handle('notimportant', - {'ntp': cfg}, mycloud, None, None) + cc_ntp.handle( + "notimportant", {"ntp": cfg}, mycloud, None, None + ) self.assertEqual( "servers []\npools ['mypool.org']\n%s" % custom, - util.load_file(confpath)) + util.load_file(confpath), + ) m_schema.assert_called_with(expected_merged_cfg) class TestSupplementalSchemaValidation(CiTestCase): - def test_error_on_missing_keys(self): """ValueError raised reporting any missing required ntp:config keys""" cfg = {} - match = (r'Invalid ntp configuration:\\nMissing required ntp:config' - ' keys: check_exe, confpath, packages, service_name') + match = ( + r"Invalid ntp configuration:\\nMissing required ntp:config" + " keys: check_exe, confpath, packages, service_name" + ) with self.assertRaisesRegex(ValueError, match): cc_ntp.supplemental_schema_validation(cfg) def test_error_requiring_either_template_or_template_name(self): """ValueError raised if both template not template_name are None.""" - cfg = {'confpath': 'someconf', 'check_exe': '', 'service_name': '', - 'template': None, 'template_name': None, 'packages': []} - match = (r'Invalid ntp configuration:\\nEither ntp:config:template' - ' or ntp:config:template_name values are required') + cfg = { + "confpath": "someconf", + "check_exe": "", + "service_name": "", + "template": None, + "template_name": None, + "packages": [], + } + match = ( + r"Invalid ntp configuration:\\nEither ntp:config:template" + " or ntp:config:template_name values are required" + ) with self.assertRaisesRegex(ValueError, match): cc_ntp.supplemental_schema_validation(cfg) def test_error_on_non_list_values(self): """ValueError raised when packages is not of type list.""" - cfg = {'confpath': 'someconf', 'check_exe': '', 'service_name': '', - 'template': 'asdf', 'template_name': None, 'packages': 'NOPE'} - match = (r'Invalid ntp configuration:\\nExpected a list of required' - ' package names for ntp:config:packages. Found \\(NOPE\\)') + cfg = { + "confpath": "someconf", + "check_exe": "", + "service_name": "", + "template": "asdf", + "template_name": None, + "packages": "NOPE", + } + match = ( + r"Invalid ntp configuration:\\nExpected a list of required" + " package names for ntp:config:packages. Found \\(NOPE\\)" + ) with self.assertRaisesRegex(ValueError, match): cc_ntp.supplemental_schema_validation(cfg) def test_error_on_non_string_values(self): """ValueError raised for any values expected as string type.""" - cfg = {'confpath': 1, 'check_exe': 2, 'service_name': 3, - 'template': 4, 'template_name': 5, 'packages': []} + cfg = { + "confpath": 1, + "check_exe": 2, + "service_name": 3, + "template": 4, + "template_name": 5, + "packages": [], + } errors = [ - 'Expected a config file path ntp:config:confpath. Found (1)', - 'Expected a string type for ntp:config:check_exe. Found (2)', - 'Expected a string type for ntp:config:service_name. Found (3)', - 'Expected a string type for ntp:config:template. Found (4)', - 'Expected a string type for ntp:config:template_name. Found (5)'] + "Expected a config file path ntp:config:confpath. Found (1)", + "Expected a string type for ntp:config:check_exe. Found (2)", + "Expected a string type for ntp:config:service_name. Found (3)", + "Expected a string type for ntp:config:template. Found (4)", + "Expected a string type for ntp:config:template_name. Found (5)", + ] with self.assertRaises(ValueError) as context_mgr: cc_ntp.supplemental_schema_validation(cfg) error_msg = str(context_mgr.exception) for error in errors: self.assertIn(error, error_msg) + # vi: ts=4 expandtab |